VulnerabilityModified
CVE-2024-45797
LibHTP is a security-aware parser for the HTTP protocol and the related bits and pieces.
HIGH 7.5EPSS 0.73%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.73%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
LibHTP is a security-aware parser for the HTTP protocol and the related bits and pieces. Prior to version 0.5.49, unbounded processing of HTTP request and response headers can lead to excessive CPU time and memory utilization, possibly leading to extreme slowdowns. This issue is addressed in 0.5.49.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.73% probability · 52th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Affected
- oisf/libhtp
- Source
- security-advisories@github.com
References
- https://github.com/OISF/libhtp/security/advisories/GHSA-rqqp-24ch-248fExploit, Issue Tracking, Patch, Vendor Advisory
- https://redmine.openinfosecfoundation.org/issues/7191Exploit, Issue Tracking, Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2025/09/msg00009.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.